{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["cell line", "protein", "DNA", "RNA"], "input": "In six cases we determined MR , plasma aldosterone , and SPD in patients with preeclampsia before and 3 months after delivery ."}
{"cell line": [], "protein": ["MR"], "DNA": [], "RNA": []}